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-rw-r--r--kernel/cpuset.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/cpuset.c b/kernel/cpuset.c
index 89d4ed08afba..407611ba371b 100644
--- a/kernel/cpuset.c
+++ b/kernel/cpuset.c
@@ -873,7 +873,7 @@ static void update_cpumasks_hier(struct cpuset *cs, struct cpumask *new_cpus)
* If it becomes empty, inherit the effective mask of the
* parent, which is guaranteed to have some CPUs.
*/
- if (cpumask_empty(new_cpus))
+ if (cgroup_on_dfl(cp->css.cgroup) && cpumask_empty(new_cpus))
cpumask_copy(new_cpus, parent->effective_cpus);
/* Skip the whole subtree if the cpumask remains the same. */
@@ -1129,7 +1129,7 @@ static void update_nodemasks_hier(struct cpuset *cs, nodemask_t *new_mems)
* If it becomes empty, inherit the effective mask of the
* parent, which is guaranteed to have some MEMs.
*/
- if (nodes_empty(*new_mems))
+ if (cgroup_on_dfl(cp->css.cgroup) && nodes_empty(*new_mems))
*new_mems = parent->effective_mems;
/* Skip the whole subtree if the nodemask remains the same. */